Doubt Quote by Ralph Waldo Emerson

There is no skepticism without science and the scientific method. It's about how we know what we know.

— Steven Novella

“Skepticism is certainly a beneficial tool, to the extent that it yields a dialectic of ideas that can progress toward empirical resolution of difficult…

— Jaak Panksepp

Skepticism rather than credulity is the highest principle that the human intellect can use to ennoble our existence.

— Christopher Hitchens

...it is absurd to try to confine our knowledge and belief to matters which are conclusively established by sound deductive arguments. The demand for…

— J. L. Mackie

“We invite skepticism. In fact, we require it. It is an essential mechanism for challenging ideas, identifying errors, and furthering collective knowledge.”

— Bret Weinstein & Heather Heying

I am too inquisitive, too skeptical, too arrogant, to let myself be satisfied with an obvious and crass solution of things. God is such…

— Anonymous

Skepticism is essential to the quest for knowledge, for it is in the seedbed of puzzlement that genuine inquiry takes root. Without skepticism, we…

— Paul Kurtz

“It seems to me what is called for is an exquisite balance between two conflicting needs: the most skeptical scrutiny of all hypotheses that…

— Carl Sagan

Skepticism is the chastity of the intellect.

— George Santayana

“It seems to me what is called for is an exquisite balance between two conflicting needs: the most skeptical scrutiny of all hypotheses that…

— Carl Sagan

There is no better soporific and sedative than skepticism.

— Friedrich Nietzsche

Skepticism is like a microscope whose magnification is constantly increased: the sharp image that one begins with finally dissolves, because it is not possible…

— Stanislaw Lem